// radio buttons$val = 'yes';$elements['test_radio'] = new HTML_Template_Flexy_Element;// if you have a default - you may want default to using it..$elements['test_radio']->setValue($val != 'no' ? $val : 'no');

$form->outputObject(new StdClass, $elements);

// in the example below, the new data you have added is to the existing attributes?>